The circuit diagram of step-up type DC-DC converter is given below. It is assumed that the output capacitor is large enough and the output voltage is constant. (Consider that there is no circuit losses.) What should the inductance value be for the circuit to always operate in Continuous Current Mode (CCM)? Calculate.

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The circuit diagram of step-up type DC-DC converter is given below.

It is assumed that the output capacitor is large enough and the output voltage is constant.

(Consider that there is no circuit losses.)

What should the inductance value be for the circuit to always operate in Continuous Current Mode (CCM)? Calculate.

: Input Voltage
i : Input Current
V: Output Voltage
I,
: Output Curren
5.
D
L
Following values will be measured.
i,: Transistor Current i, : Diode Current i :Inductance
Current
AI : the amount of fluctuation in inductance current
AV: the amount of fluctuation in the output voltage
V.: 200-250 Volt
V.: 400 Volt
I : 4-8 A
, : 50
d.
Khz
Transcribed Image Text:: Input Voltage i : Input Current V: Output Voltage I, : Output Curren 5. D L Following values will be measured. i,: Transistor Current i, : Diode Current i :Inductance Current AI : the amount of fluctuation in inductance current AV: the amount of fluctuation in the output voltage V.: 200-250 Volt V.: 400 Volt I : 4-8 A , : 50 d. Khz
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